Search our library of homework questions

Top answers

All subjects

All levels

Describe what is meant by the following musical textures: 1) homophonic, 2) polyphonic, 3) call and response.

Homophonic texture is when the music sounds 'as one', such as block chords, where all instruments change notes at the same time.
Polyphonic means 'many sounds'. The instruments...

Answered by Tom F. • Music tutor

17917 Views

Factorise the following expression: 2(x^4) + 4(x^2) - 32(x^3)

2x²(x² + 2 - 16x)

Answered by Tom F. • Maths tutor

3191 Views

Can two shelves of 0.72 meters long each store 50 30mm wide textbooks?

First, convert the units so you can compare more easily.

0.72m = 72cm = 720mm

So 1 shelf is 720mm and 1 textbook is 30mm wide.

To find the maximum number of books that can be stored...

Answered by Valerie L. • Maths tutor

3430 Views

How do radians work? Why can't we just keep working with degrees in school?

Degrees are a made up unit; mathematicians simply decided that a complete revolution of a circle has 360 degrees, without that number actually meaning anything. Tecnically any number could have been picke...

Answered by Hans D. • Maths tutor

2122 Views

What is a Sankey diagram and how do we use it?

A Sankey Diagram can be used to represent the energy usage and efficiency of anything. There are 3 main parts of Sankey diagram, the start (left side), the arrow heads that peel off facing upwards or dow...

Answered by Alex W. • Physics tutor

10352 Views